DEH-1850/XN/ES
51
5
7
8
5
6
7
8
C
D
F
A
B
E
NJM2885DL1-33
BD7802FP
IN
1
GND
2
OUT
3
Bandgap
Reference
Thermal
Protection
+
-
-
+
Vref
3
2
1
OUT
NC
VCC
Driver
OCP
TSD
-
Pin Functions(PD6340A)
Pin No.
Pin Name
I/O
Function and Operation
1-5
SEG4-0
O
LCD segment output
6-9
COM3-0
O
LCD common output
10
VLCD
LCD drive power supply
11-14
KST3-0
O
Key strobe output
15,16
KDT0,1
I
Key data input (analogue input)
17
REW
I
Remote control reception input
18
DPDT
I
Display data input
19
NC
Not used
20
KYDT
O
Key data output
21
MODA
GND
22
X0
Crystal oscillator connection pin
23
X1
Crystal oscillator connection pin
24
VSS
GND
25,26
KDT2,3
I
Key data input
27
NC
Not used
28
KST4
O
Key strobe output
29-32
NC
Not used
O
LCD segment output
Power supply
O
LCD segment output
49
48
33
32
17
16
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